@font-face {
    font-family: 'iconfont';
    src: url('fonts/iconfont.ttf?t=1621058160955') format('truetype');
}

.iconfont {
    font-family: "iconfont" !important;
    font-size: 16px;
    font-style: normal;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

* {
    list-style: none;
    margin: 0;
    padding: 0;
}

body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

ul.box {
    position: relative;
    width: 1000px;
    height: 560px;
}

.box li {
    position: absolute;
    top: 0;
    left: 0;
    width: inherit;
    height: inherit;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    font-family: Helvetica;
    font-size: 240px;
    color: #fff;
}

.box-left,
.box-right {
    position: absolute;
    top: 220px;
    width: 60px;
    height: 70px;
    background-color: rgba(0, 0, 0, 0.1);
    font-size: 60px;
    color: #fff;
    cursor: pointer;
}

.box-right {
    right: 0;
}

.bottom {
    position: absolute;
    bottom: 20px;
    color: #000;
}

.bottom li {
    float: left;
}